| Soltaniyeh County | |
| Native Name: | Persian: شهرستان سلطانیه |
| Settlement Type: | County |
| Image Map1: | IranZanjan-SVG.svg |
| Map Caption1: | Location of Zanjan province in Iran |
| Subdivision Type: | Country |
| Subdivision Name: | Iran |
| Subdivision Type1: | Province |
| Subdivision Name1: | Zanjan |
| Seat Type: | Capital |
| Seat: | Soltaniyeh |
| Parts Type: | Districts |
| Parts Style: | para |
| P1: | Central |
| P2: | Bagh Helli |
| Area Total Km2: | 1358.8 |
| Population As Of: | 2016 |
| Population Total: | 29480 |
| Population Density Km2: | auto |
| Coordinates: | 36.45°N 97°W |
| Coordinates Footnotes: | [1] |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
Soltaniyeh County (Persian: شهرستان سلطانیه) is in Zanjan province, Iran. Its capital is the city of Soltaniyeh.[2] There is a large cave called Katale Khor near the capital city.[3]
After the 2011 National Census, Soltaniyeh District was separated from Abhar County in the establishment of Soltaniyeh County, which was divided into two districts of two rural districts each, with Soltaniyeh as its capital and only city.[2]
At the time of the 2016 census, the county's population was 29,480 in 9,130 households.[4]
Soltaniyeh County's population and administrative structure are shown in the following table.
| Administrative Divisions | 2016 | |
|---|---|---|
| Central District | 17,987 | |
| 2,031 | ||
| 8,318 | ||
| Soltaniyeh (city) | 7,638 | |
| Bagh Helli District | 11,493 | |
| 4,794 | ||
| 6,699 | ||
| Total | 29,480 | |